| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] at this time | 121 |
|
| 2 | [vb past] at this time | 47 |
|
| 3 | [vb past] [adv] at this | 27 |
|
| 4 | [vb past] [adv] this time | 8 |
|
